//
//  UIBarButtonItem+Extension.swift
//  我的微博
//
//  Created by ZhangChao on 15/9/10.
//  Copyright © 2015年 ZhangChao. All rights reserved.
//

import UIKit

extension UIBarButtonItem {
    
    convenience init(imageName : String ,target : AnyObject? ,actionName : String?){
        
        let button = UIButton(imageName: imageName)
        
        // 给按钮添加点击事件
        if target != nil && actionName != nil{
            
            button.addTarget(target, action: Selector(actionName!), forControlEvents: UIControlEvents.TouchUpInside)
        }
        
        self.init(customView:button)
    }
    
    
}
